table{
    border-collapse: collapse;
    width: 700px;
    td{
        border: 1px solid #ccc;
        padding: 5px;
        text-align: center;
        .inputNum{
            width: 50px;
            height: 20px;
            outline: none;
        }
        .changeNumBtn{
            height: 25px;
            padding: 0px 10px;
            border: none;
            background-color: skyblue;
            color: white;
            margin: 0px 5px;
        }
    }
    
}
